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Cambridge Primary Checkpoint

MATHEMATICS
0845/01
Paper 1
October 2022
45 minutes
You must answer on the question paper.
You will need:
Protractor
Tracing paper (optional)
INSTRUCTIONS
• Answer all questions.
• Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs.
• Write your name, centre number and candidate number in the boxes at the top of the page.
• Write your answer to each question in the space provided.
• Do not use an erasable pen or correction fluid.
• Do not write on any bar codes.
• You should show all your working in the booklet.
• You are not allowed to use a calculator.
INFORMATION
• The total mark for this paper is 40.
• The number of marks for each question or part question is shown in brackets [ ].
This document has 16 pages.
IB22 10_0845_01/5RP
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Tick () the angle that is closest in size to a right angle.
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[1]
2
Here is a rectangle.
The rectangle is drawn accurately.
Write the perimeter of the rectangle.
cm [1]
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A radio costs $85
A music player costs $26 less than the radio.
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Write the cost of two music players.
Show your working.
$
4
[2]
Mia says,
I am thinking of a number.
I subtract 18 from the number
and the answer is 35
Write Mia’s number.
[1]
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Pierre has arranged 12 counters as an array.
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Complete the two multiplication sentences shown by the array.
×
= 12
×
= 12
[1]
6
Here is a parcel on a spring scale.
kg
0
1
2
3
4
5
Write the mass of the parcel.
kg [1]
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Mike has 56 cakes.
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One box holds 9 cakes.
Write the number of boxes Mike needs for all the cakes.
boxes [1]
8
Oliver and Yuri are playing a game.
They both have a set of digit cards from 0 to 9
The cards are not in order.
They each turn over the first four cards and add them together.
The winner has the largest total.
Oliver turns over 4, 3, 5 and 6
Yuri turns over 2, 4, and 8
Write the lowest card that Yuri needs to win the game.
[1]
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Here is a coordinate grid.
Three of the vertices of a rectangle are marked on the grid.
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y
7
6
5
4
3
2
1
0
0
1
2
3
4
5
x
6
Write the coordinates of the fourth vertex.
(
,
) [1]
10 Here are two mathematical symbols.
>
<
Write the correct symbol in each box.
4.73
4.65
3.21
3.09
5.07
5.1
[1]
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11 Here is a recipe.
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Pasta Bake (for 6 people)
390 g pasta twists
300 g tomatoes
360 g tuna
450 g cheese
Angelique makes Pasta Bake for 12 people.
Write how many grams of tuna she needs.
g [1]
12 Eva is thinking of an even number.
It is a multiple of 25
It is bigger than 100
It is less than 200
Write Eva’s number.
[1]
13 Draw a ring around the two numbers that total 10
2.3
2.7
3.3
4.7
6.3
6.7
8.7
[1]
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14 Carlos multiplies using pairs of factors.
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For example, to multiply 12 × 18, he writes
×
3
4
×
2
×
9
Complete the boxes to multiply 21 × 15 using only single digits.
×
×
×
[2]
15 Here are five digit-cards.
1
6
3
5
9
Use three of these cards to estimate the missing number on the number line.
0
40 000
60 000
0
80 000
[1]
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16 Safia says,
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I am thinking of a prime number
between 1 and 20
If I subtract 3 from the number
it is a multiple of 8
Write the number Safia could be thinking of.
[1]
17 Write the interval between the time shown on clock A and the time shown on
clock B.
Clock A
11
12
Clock B
1
2
10
9
14 : 10
3
am
8
7
6
4
5
hours
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18 Put these calculations in order, starting with the smallest.
50 × 70
30 × 90
60 × 60
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40 × 80
smallest
largest
[1]
19 Join these fractions to the correct position on the number line.
3
7
10
3
1
2
2
4
5
4
3
[2]
20 Four cards are placed in a row.
The numbers that touch on different cards are of equivalent value.
One card has no numbers.
equivalent equivalent equivalent
value
value
value
2
5
0.45
0.25
30
100
0.3
1
2
Draw a ring around the card that shows the missing numbers.
0.2
2
5
0.4
0.4
1
4
2
5
0.2
0.75
1
4
2
5
[1]
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21 Here is a table showing the height of different dinosaurs.
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Convert each measurement into metres.
Dinosaur
Height in cm
Height in m
500
Diplodocus
820
Triceratops
50
Velociraptor
480
Tyrannosaurus Rex
The pictures are not to scale.
[2]
22 Calculate.
1 − 0.17 =
[1]
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23 Here is a bar chart showing the number of visitors to a museum.
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Visitors to a museum
70
60
Number of
visitors
50
40
Wednesday
Thursday
Friday
Saturday
Days of the week
Gabriella says,
‘There were twice as many visitors on Saturday compared to Thursday.’
Is she correct?
Yes
No
Explain your answer.
[1]
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24 Here is a vase containing red and white flowers.
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There are 45 flowers altogether.
There are 5 red flowers to every 4 white flowers.
Write how many red flowers are in the vase.
red flowers [2]
25 The mode of four numbers is 6
The range of the same four numbers is 5
Two of the numbers are 3 and 6
Write what the other two numbers could be.
and
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26 Here is a shape drawn on a grid.
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mirror line
The shape is reflected in the mirror line.
Draw the position of the new shape on the grid.
[1]
27 Write the missing number in the box.
5.76 + 1.35 = 5.8 +
[1]
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28 Complete.
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6×9=
0.6 × 0.9 =
54 ÷ 0.6 =
5.4 ÷ 0.6 =
[2]
29 Lily has some identical tiles in the shape of an isosceles triangle.
Not drawn to scale
70°
She arranges two tiles to make a parallelogram.
Not drawn to scale
Calculate the size of the largest angle of the parallelogram.
Show your working.
° [2]
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30 Here are four examples of calculation strategies.
Some are correct and some are not correct.
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Put a tick () if the strategy is correct.
Put a cross () if the strategy is not correct.
Calculation
Strategy
7.4 + 2.7
7.4 + 3 − 0.3
10.2 − 6.8
10.2 − 7 + 0.2
23.5 − 8.9
23.5 − 9 − 0.1
2.8 + 13.6
13.6 + 3 + 0.2
Correct /
not correct
[2]
31 Here are some number facts.
2 × 16 = 32
5 × 16 = 80
10 × 16 = 160
Use these facts to calculate 18 × 16
You must show the answer and how you worked it out.
[1]
Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every
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publisher will be pleased to make amends at the earliest possible opportunity.
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